15.3.38. crate_anon.crateweb.research.html_functions


Copyright (C) 2015-2018 Rudolf Cardinal (rudolf@pobox.com).

This file is part of CRATE.

CRATE is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

CRATE is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with CRATE. If not, see <http://www.gnu.org/licenses/>.


crate_anon.crateweb.research.html_functions.escape_literal_string_for_regex(s: str) → str[source]

Escape any regex characters.

Start with -> \
… this should be the first replacement in REGEX_METACHARS.